{"id":57883,"date":"2025-04-06T19:19:00","date_gmt":"2025-04-06T11:19:00","guid":{"rendered":"https:\/\/www.crazydomains.com\/learn\/?p=57883"},"modified":"2025-05-05T14:20:26","modified_gmt":"2025-05-05T06:20:26","slug":"how-to-clear-dns-cache-memory","status":"publish","type":"post","link":"https:\/\/www.crazydomains.com.au\/learn\/how-to-clear-dns-cache-memory\/","title":{"rendered":"How to Clear DNS Cache Memory on Windows, Mac &#038; Linux"},"content":{"rendered":"<table>\n<tbody>\n<tr>\n<td><span data-preserver-spaces=\"true\">Clearing DNS cache memory refreshes outdated domain name-to-IP address mappings, improving system performance, resolving connectivity issues, and enhancing security. This guide walks you through simple steps for flushing the DNS cache on Windows, Mac, and Linux, ensuring smoother and faster browsing experiences.\u00a0<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span data-preserver-spaces=\"true\">Understanding how DNS (Domain Name System) cache memory works is important\u00a0<\/span><span data-preserver-spaces=\"true\">if you want<\/span><span data-preserver-spaces=\"true\">\u00a0to avoid system performance issues, connectivity glitches, or potential security risks.<\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Clearing your DNS cache can help resolve network problems, improve security, and keep hackers at bay. Managing DNS caching is essential for businesses that rely on smooth, uninterrupted online operations.<\/span><\/p>\n<h2><span data-preserver-spaces=\"true\">Why Should You Clear DNS Cache Memory?<\/span><\/h2>\n<p><span data-preserver-spaces=\"true\">Suppose you\u2019re a\u00a0<\/span><a href=\"https:\/\/www.crazydomains.com.au\/learn\/business-models-small-business\/\" target=\"_blank\" rel=\"noopener\"><span data-preserver-spaces=\"true\">small business<\/span><\/a><span data-preserver-spaces=\"true\"> or an entrepreneur who has worked hard to set up your online store. <\/span><span data-preserver-spaces=\"true\">One fine day, your website\u00a0<\/span><span data-preserver-spaces=\"true\">just<\/span><span data-preserver-spaces=\"true\">\u00a0starts popping up with repeated errors.<\/span><span data-preserver-spaces=\"true\">\u00a0<\/span><span data-preserver-spaces=\"true\">This<\/span><span data-preserver-spaces=\"true\">\u00a0might be because your computer might still\u00a0<\/span><span data-preserver-spaces=\"true\">be using<\/span><span data-preserver-spaces=\"true\">\u00a0an old IP address stored in your DNS cache, leading to connectivity problems.<\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Clearing DNS cache memory has surprising benefits:<\/span><\/p>\n<ul>\n<li><strong><span data-preserver-spaces=\"true\">Fix Website Loading Errors:<\/span><\/strong><span data-preserver-spaces=\"true\">\u00a0<\/span><span data-preserver-spaces=\"true\">When your cache entries are too outdated, it<\/span><span data-preserver-spaces=\"true\">\u00a0might cause mismatches with the updated IP addresses.<\/span><\/li>\n<li><strong><span data-preserver-spaces=\"true\">Better Security:<\/span><\/strong><span data-preserver-spaces=\"true\">\u00a0Piled-up DNS entries are gold mines for hackers who might exploit\u00a0<\/span><a href=\"https:\/\/www.techtarget.com\/searchsecurity\/definition\/cache-poisoning\" target=\"_blank\" rel=\"noopener\"><span data-preserver-spaces=\"true\">cached entries for malicious activities<\/span><\/a><span data-preserver-spaces=\"true\">. Clearing the cache becomes crucial in such cases.<\/span><\/li>\n<li><strong><span data-preserver-spaces=\"true\">Perform Better:<\/span><\/strong><span data-preserver-spaces=\"true\">\u00a0Browser speeds improve when\u00a0<\/span><span data-preserver-spaces=\"true\">you remove any<\/span><span data-preserver-spaces=\"true\">\u00a0unnecessary data by refreshing the DNS cache.<\/span><\/li>\n<li><strong><span data-preserver-spaces=\"true\">Resolving Connectivity Issues:<\/span><\/strong><span data-preserver-spaces=\"true\">\u00a0If you\u2019re having trouble connecting to sites, you can clear the DNS cache to resolve this issue.<\/span><\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td><span style=\"color: #008080;\"><strong>Also Read<\/strong><\/span><span data-preserver-spaces=\"true\">:\u00a0<\/span><a href=\"https:\/\/www.crazydomains.com.au\/learn\/dns-hosting\/\" target=\"_blank\" rel=\"noopener\"><span data-preserver-spaces=\"true\">The Crazy Easy\u00a0<\/span><span data-preserver-spaces=\"true\">guide<\/span><span data-preserver-spaces=\"true\">\u00a0to DNS\u00a0<\/span><span data-preserver-spaces=\"true\">Hosting<\/span><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span data-preserver-spaces=\"true\">How to Clear DNS Cache Memory on Windows<\/span><\/h2>\n<p><span data-preserver-spaces=\"true\">Small businesses or entrepreneurs require easy-to-use interfaces like the Windows operating system. Whether you\u2019re managing a personal device or a company network, knowing how to clear your DNS cache can help improve performance and resolve connectivity issues.\u00a0<\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Here are a few simple steps to help you clear DNS cache memory on a Windows device:<\/span><\/p>\n<h3><span data-preserver-spaces=\"true\">For Windows 10\/11:<\/span><\/h3>\n<h4><span data-preserver-spaces=\"true\">1.\u00a0 You must open the Command Prompt:<\/span><\/h4>\n<ul>\n<li><span data-preserver-spaces=\"true\">Press Win+R, enter \u2018cmd\u2019, and press Enter.<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">Another way to do this is to search for \u201cCommand Prompt\u201d in the Start menu and select \u201cRun as Administrator\u201d.<\/span><\/li>\n<\/ul>\n<h4><span data-preserver-spaces=\"true\">2. Flush the DNS Cache:<\/span><\/h4>\n<ul>\n<li><span data-preserver-spaces=\"true\">You must enter the following command into the Command Prompt:<\/span><\/li>\n<\/ul>\n<p><em><span data-preserver-spaces=\"true\">Ipconfig<\/span><span data-preserver-spaces=\"true\">\/flushdns<\/span><\/em><\/p>\n<ul>\n<li><span data-preserver-spaces=\"true\">After you\u2019ve entered the command correctly, press Enter.<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">Once you\u2019ve pressed Enter, you should be able to see a confirmation message saying, \u201cSuccessfully flushed the DNS Cache.\u201d<\/span><\/li>\n<\/ul>\n<h4><span data-preserver-spaces=\"true\">3. \u00a0Restart Your Browser:<\/span><\/h4>\n<ul>\n<li><span data-preserver-spaces=\"true\">To apply the\u00a0<\/span><span data-preserver-spaces=\"true\">changes explained above<\/span><span data-preserver-spaces=\"true\">, you must close and reopen your browser.<\/span><\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td><strong><em><span data-preserver-spaces=\"true\">Pro Tip<\/span><\/em><\/strong><em><span data-preserver-spaces=\"true\">: Before you hit any command, use the\u00a0<\/span><span data-preserver-spaces=\"true\">ipconfig<\/span><span data-preserver-spaces=\"true\">\u00a0\/<\/span><span data-preserver-spaces=\"true\">displaydns<\/span><span data-preserver-spaces=\"true\">\u00a0command to view your DNS cache entries before clearing them. This way, you can review which records are\u00a0<\/span><span data-preserver-spaces=\"true\">currently<\/span><span data-preserver-spaces=\"true\">\u00a0stored and decide if a flush is necessary.<\/span><\/em><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span data-preserver-spaces=\"true\">How to Clear DNS Cache Memory on Mac<\/span><\/h2>\n<p><span data-preserver-spaces=\"true\">One of the strongest operating systems available, the<\/span><span data-preserver-spaces=\"true\">\u00a0<\/span><span data-preserver-spaces=\"true\">Mac, is a favourite among creatives and established companies. In case you encounter DNS-related issues, these are some easy steps on how to clear DNS cache memory:<\/span><\/p>\n<h3><span data-preserver-spaces=\"true\">For macOS Ventura, Monterey, or Big Sur:<\/span><\/h3>\n<h4><span data-preserver-spaces=\"true\">1. Open Terminal:<\/span><\/h4>\n<p><span data-preserver-spaces=\"true\">Go to Applications&gt; Utilities&gt; Terminal<\/span><\/p>\n<ul>\n<li><span data-preserver-spaces=\"true\">Another way to do the same is by pressing Command+Space, typing \u2018Terminal\u2019, and pressing Enter.<\/span><\/li>\n<\/ul>\n<h4><span data-preserver-spaces=\"true\">2.\u00a0Flush DNS Cache:<\/span><\/h4>\n<ul>\n<li><span data-preserver-spaces=\"true\">Once you\u2019ve executed the above steps, enter the following command based on your macOS version:<\/span><\/li>\n<\/ul>\n<p><em><span data-preserver-spaces=\"true\">sudo dscacheutil -flushcache: sudo killall -HUP mDNSResponder<\/span><\/em><\/p>\n<ul>\n<li><span data-preserver-spaces=\"true\">Now press Enter. Keep your administrator password nearby, as you may need to enter it.<\/span><\/li>\n<\/ul>\n<h4><span data-preserver-spaces=\"true\">3. Restart Network Application:<\/span><\/h4>\n<ul>\n<li><span data-preserver-spaces=\"true\">You must restart your browser, email client, or any app that is working on internet connectivity.\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-preserver-spaces=\"true\">Keep your macOS updated to ensure that your DNS performs most efficiently. It will help you avoid cache-related issues and maintain smoother, faster network connections.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><strong><span data-preserver-spaces=\"true\"><span style=\"color: #008080;\">Also Read<\/span>:<\/span><\/strong><span data-preserver-spaces=\"true\">\u00a0<\/span><a href=\"https:\/\/www.crazydomains.com.au\/help\/article\/how-to-update-the-dns-for-website-builder\" target=\"_blank\" rel=\"noopener\"><span data-preserver-spaces=\"true\">How To Update the DNS for Website Builder<\/span><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span data-preserver-spaces=\"true\">How to Clear DNS Cache Memory on Linux<\/span><\/h2>\n<p><span data-preserver-spaces=\"true\">Linux systems are highly favoured by developers and entrepreneurs because they excel in flexibility and control. Depending on the distribution and caching service\u00a0<\/span><span data-preserver-spaces=\"true\">in use<\/span><span data-preserver-spaces=\"true\">, the steps to clear the cache in Linux will vary.<\/span><\/p>\n<h3><span data-preserver-spaces=\"true\">For Ubuntu:<\/span><\/h3>\n<h4><span data-preserver-spaces=\"true\">1. \u00a0Open Terminal:<\/span><\/h4>\n<ul>\n<li><span data-preserver-spaces=\"true\">Press Ctrl+Alt+T to open terminal<\/span><\/li>\n<\/ul>\n<h4><span data-preserver-spaces=\"true\">2. \u00a0Clear DNS Cache:<\/span><\/h4>\n<p><span data-preserver-spaces=\"true\">If you\u2019re using the system-resolved service, run<\/span><\/p>\n<ul>\n<li><em><span data-preserver-spaces=\"true\">sudo\u00a0<\/span><span data-preserver-spaces=\"true\">systemd<\/span><span data-preserver-spaces=\"true\">-resolve &#8211;flush-caches<\/span><\/em><\/li>\n<\/ul>\n<p><span data-preserver-spaces=\"true\">For any other DNS services (e.g.,\u00a0<\/span><span data-preserver-spaces=\"true\">dnsmasq<\/span><span data-preserver-spaces=\"true\">), use<\/span><\/p>\n<ul>\n<li><em><span data-preserver-spaces=\"true\">sudo service\u00a0<\/span><span data-preserver-spaces=\"true\">dnsmasq<\/span><span data-preserver-spaces=\"true\">\u00a0restart<\/span><\/em><\/li>\n<\/ul>\n<h4><span data-preserver-spaces=\"true\">3. Verify DNS Flush:<\/span><\/h4>\n<p><span data-preserver-spaces=\"true\">To confirm that the cache has\u00a0<\/span><span data-preserver-spaces=\"true\">been cleared<\/span><span data-preserver-spaces=\"true\">, run:<\/span><\/p>\n<ul>\n<li><em><span data-preserver-spaces=\"true\">sudo\u00a0<\/span><span data-preserver-spaces=\"true\">systemd<\/span><span data-preserver-spaces=\"true\">-resolve \u2013statistics<\/span><\/em><\/li>\n<li><span data-preserver-spaces=\"true\">After these commands, look for a reduction in cache entries.\u00a0<\/span><\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td><strong><em><span data-preserver-spaces=\"true\">Pro Tip:<\/span><\/em><\/strong><em><span data-preserver-spaces=\"true\">\u00a0Before flushing the cache, check which DNS service your system\u00a0<\/span><span data-preserver-spaces=\"true\">is using<\/span><span data-preserver-spaces=\"true\">\u00a0to avoid running the wrong command. It\u2019s also a good idea to monitor your cache statistics afterwards to confirm the flush was successful.<\/span><\/em><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span data-preserver-spaces=\"true\">Wrapping Up<\/span><\/h2>\n<p><span data-preserver-spaces=\"true\">Knowing how to clear your DNS cache is a quick yet powerful way to boost system performance, fix connectivity issues, and enhance online security.<\/span><\/p>\n<p><span data-preserver-spaces=\"true\">For any business running online, it is crucial to follow these simple steps to enjoy better connectivity, performance, and an overall safe network ecosystem.<\/span><\/p>\n<p><span data-preserver-spaces=\"true\">From affordable domain registration to reliable hosting and creative tools,\u00a0<\/span><a href=\"https:\/\/www.crazydomains.com.au\/domain-names\/search\/\" target=\"_blank\" rel=\"noopener\"><span data-preserver-spaces=\"true\">Crazy Domains<\/span><\/a><span data-preserver-spaces=\"true\">\u00a0has everything you need to grow your business online. We provide the tools to get you started and the support to help you thrive in the digital world.<\/span><\/p>\n<p><em><span data-preserver-spaces=\"true\">Get started with\u00a0<\/span><span data-preserver-spaces=\"true\">Crazy Domains<\/span><span data-preserver-spaces=\"true\">\u00a0today!\u00a0<\/span><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Clearing DNS cache memory refreshes outdated domain name-to-IP address mappings, improving system performance, resolving connectivity issues, and enhancing security. This guide walks you through simple steps for flushing the DNS cache on Windows, Mac, and Linux, ensuring smoother and faster browsing experiences.\u00a0 Understanding how DNS (Domain Name System) cache memory works is important\u00a0if you want\u00a0to [&hellip;]<\/p>\n","protected":false},"author":1537,"featured_media":57884,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[8309],"tags":[],"coauthors":[8037],"class_list":["post-57883","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-domain"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to Clear DNS Cache Memory: A Quick Guide<\/title>\n<meta name=\"description\" content=\"Struggling with slow websites? 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